/**
 * Software License Declaration.
 * <p>
 * wandaph.com, Co,. Ltd.
 * Copyright ? 2017 All Rights Reserved.
 * <p>
 * Copyright Notice
 * This documents is provided to wandaph contracting agent or authorized programmer only.
 * This source code is written and edited by wandaph Co,.Ltd Inc specially for financial
 * business contracting agent or authorized cooperative company, in order to help them to
 * install, programme or central control in certain project by themselves independently.
 * <p>
 * Disclaimer
 * If this source code is needed by the one neither contracting agent nor authorized programmer
 * during the use of the code, should contact to wandaph Co,. Ltd Inc, and get the confirmation
 * and agreement of three departments managers  - Research Department, Marketing Department and
 * Production Department.Otherwise wandaph will charge the fee according to the programme itself.
 * <p>
 * Any one,including contracting agent and authorized programmer,cannot share this code to
 * the third party without the agreement of wandaph. If Any problem cannot be solved in the
 * procedure of programming should be feedback to wandaph Co,. Ltd Inc in time, Thank you!
 */
package com.varton.responsibility;

/**
 *
 * @author lihuazeng
 * @version Id: AbstractLogger.java, v 0.1 2019/1/24 17:07 lihuazeng Exp $$
 */
public abstract class AbstractLogger {
    public final static int INFO = 1;
    public final static int DEBUG = 2;
    public final static int ERROR = 2;
    protected int level;

    //责任链中的下一个元素
    protected AbstractLogger nextLogger;

    public void setNextLogger(AbstractLogger nextLogger){
        this.nextLogger = nextLogger;
    }

    //日志信息
    public void logMessage(int level, String message){
        //日记等级小于传入的才打印
        if(this.level <= level){
            write(message);
        }
        //传递给下一个处理
        if(nextLogger !=null){
            nextLogger.logMessage(level, message);
        }
    }

    //打印日志
    abstract protected void write(String message);
}